/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | foam-extend: Open Source CFD
   \\    /   O peration     | Version:     4.1
    \\  /    A nd           | Web:         http://www.foam-extend.org
     \\/     M anipulation  | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
	This file is part of foam-extend.

	foam-extend is free software: you can redistribute it and/or modify it
	under the terms of the GNU General Public License as published by the
	Free Software Foundation, either version 3 of the License, or (at your
	option) any later version.

	foam-extend is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
	General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.

\*---------------------------------------------------------------------------*/

#include "NASsurfaceFormatCore.H"
#include "IStringStream.H"

// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //

// Do weird things to extract a floating point number
Foam::scalar Foam::fileFormats::NASsurfaceFormatCore::parseNASCoord
(
	const string& s
)
{
	size_t expSign = s.find_last_of("+-");

	if (expSign != string::npos && expSign > 0 && !isspace(s[expSign-1]))
	{
		scalar mantissa = readScalar(IStringStream(s.substr(0, expSign))());
		scalar exponent = readScalar(IStringStream(s.substr(expSign+1))());

		if (s[expSign] == '-')
		{
			exponent = -exponent;
		}
		return mantissa * pow(10, exponent);
	}
	else
	{
		return readScalar(IStringStream(s)());
	}
}


// ************************************************************************* //
